American: "I'm Irish!"
Me: Oh cool, were your parents born there?
American: No...
Me: Grandparents?
American: No, but my great great great great great great great great great great great great great great great grandfather was!

1. One from Ireland or of direct descent of one from Ireland (up to three generations).
2. Can get any girl/guy with a look and smile.
3. Can hold their drink.
4. If farther than three generations, one who embraces their ancestry and attempts to gain at least a fundamental knowledge of the history and language of Ireland and it's people.
5. All of the above with a Balls out temperament